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watcher.h

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00001 /* Watcher -- Base class for classes that react when an object is changed
00002    Copyright (C) 2002 Aaron Bentley
00003 
00004    This program is free software; you can redistribute it and/or modify
00005    it under the terms of the GNU General Public License as published by
00006    the Free Software Foundation; either version 2, or (at your option)
00007    any later version.
00008 
00009    This program is distributed in the hope that it will be useful,
00010    but WITHOUT ANY WARRANTY; without even the implied warranty of
00011    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012    GNU General Public License for more details.
00013 
00014    You should have received a copy of the GNU General Public License
00015    along with this program; if not, write to the Free Software Foundation,
00016    Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
00017 #ifndef _WATCHER_H_
00018 #define _WATCHER_H_ //make idempotent
00019 
00023 template<typename T>
00024 class Watcher
00025 {
00026 public:
00030    virtual void modified(T const &modobj)=0;
00031 };
00032 
00033 #endif //_WATCHER_H_

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